Resubmissions

26-07-2021 18:51

210726-srd6hn2w2a 10

29-05-2021 19:45

210529-wacpql4s26 10

Analysis

  • max time kernel
    136s
  • max time network
    65s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    29-05-2021 19:45

General

  • Target

    lchosts.exe

  • Size

    6.0MB

  • MD5

    1c9ed680c8f20831f7b4971864b6d0eb

  • SHA1

    75df662b750a83875fe49912f9b70609571eb212

  • SHA256

    e815e3fc60f7c5249254d411c983b93553b8e59832403093eaf25db133b2e77f

  • SHA512

    c55d486bdadde59da0766c7830c769a9bda8067fa816a9990a03e71023cad106199bfac81add03b902658bf1ade5936a210e947a488ed40e55bb36eefcdb0d34

Malware Config

Extracted

Family

danabot

Version

1827

Botnet

3

C2

184.95.51.183:443

184.95.51.175:443

192.210.198.12:443

184.95.51.180:443

Attributes
  • embedded_hash

    AEF96B4D339B580ABB737F203C2D0F52

rsa_pubkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Blocklisted process makes network request 4 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lchosts.exe
    "C:\Users\Admin\AppData\Local\Temp\lchosts.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\LCHOST~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\lchosts.exe
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2180
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\LCHOST~1.DLL,jjhWfI16
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        PID:3460

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\LCHOST~1.DLL

    MD5

    7ac078a4c0a0c82464f31418b512cad7

    SHA1

    edafdb4391106484521c3a76890690ee525a9d68

    SHA256

    8c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418

    SHA512

    e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507

  • \Users\Admin\AppData\Local\Temp\LCHOST~1.DLL

    MD5

    7ac078a4c0a0c82464f31418b512cad7

    SHA1

    edafdb4391106484521c3a76890690ee525a9d68

    SHA256

    8c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418

    SHA512

    e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507

  • \Users\Admin\AppData\Local\Temp\LCHOST~1.DLL

    MD5

    7ac078a4c0a0c82464f31418b512cad7

    SHA1

    edafdb4391106484521c3a76890690ee525a9d68

    SHA256

    8c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418

    SHA512

    e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507

  • \Users\Admin\AppData\Local\Temp\LCHOST~1.DLL

    MD5

    7ac078a4c0a0c82464f31418b512cad7

    SHA1

    edafdb4391106484521c3a76890690ee525a9d68

    SHA256

    8c8d6d7a1c6ce3ae445a85b32aac61eef74d00effcaaac0379d33cd299008418

    SHA512

    e5c6cff838a20a0130ed42b170fdd0fcca3491dd65ffb4ced4612b8c8598b3083172f3218a5471c22ffdd6189f748c22e6c7b9417a775344b04956fa2e141507

  • memory/2180-117-0x0000000000000000-mapping.dmp

  • memory/2180-127-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

    Filesize

    4KB

  • memory/2180-123-0x0000000004FA1000-0x0000000005600000-memory.dmp

    Filesize

    6.4MB

  • memory/2996-114-0x0000000002F30000-0x0000000003637000-memory.dmp

    Filesize

    7.0MB

  • memory/2996-115-0x0000000000400000-0x0000000000B14000-memory.dmp

    Filesize

    7.1MB

  • memory/2996-116-0x0000000002850000-0x0000000002851000-memory.dmp

    Filesize

    4KB

  • memory/3460-122-0x0000000000000000-mapping.dmp

  • memory/3460-126-0x00000000044B0000-0x0000000004A75000-memory.dmp

    Filesize

    5.8MB

  • memory/3460-128-0x0000000005430000-0x0000000005431000-memory.dmp

    Filesize

    4KB

  • memory/3460-129-0x0000000004DC1000-0x0000000005420000-memory.dmp

    Filesize

    6.4MB